One of China's richest Internet entrepreneur cofounded Tencent in 1999 with fellow billionaire Zhang Zhirong. Its powerful "QQ" brand has attracted almost 500 million regular users that have made it China's most popular provider of online chat services, also a leader in online games. Its chairman and chief executive, Ma led research and development of Internet paging system development at China Motion Telecom Development, a supplier of telecommunications services and products in China, before starting Tencent. Member of a city congress in Shenzhen, where Tencent is headquartered. Holds B.A. in computer field.